/*
	练习1.11: 递减打印10到0
*/
#include<iostream>

int main()
{
	int x, y, t;
	std::cout<<"input two integer values:"<<std::endl;
	std::cin>>x>>y;
	if (x>y) 
	{
		t=x;
		x=y;
		y=t;
	}
	while (x<=y)
	{
		std::cout<< x << ' ';
		++x;
	}	
	std::cout << std::endl;
	return 0;
}